[IMP] stock: improve stock quant list view

- Added new field 'reserved_quantity'.
- Added new filter Reservations('reserved_quantity').
- Removed 'Transit Location' default filter and keep only 'Internal Location'.
- Added graph view in stock quant.
- Added Product Template in search view.

addons/stock/models/stock_quant.py

@@ -15,6 +15,10 @@ class StockQuant(models.Model):
     product_id = fields.Many2one(
         'product.product', 'Product',
         ondelete='restrict', readonly=True, required=True)
+    # so user can filter on template in webclient
+    product_tmpl_id = fields.Many2one(
+        'product.template', string='Product Template',
+        related='product_id.product_tmpl_id')
     product_uom_id = fields.Many2one(
         'product.uom', 'Unit of Measure',
         readonly=True, related='product_id.uom_id')

addons/stock/views/stock_quant_views.xml

@@ -18,6 +18,7 @@
                     <separator/>
                     <filter name="negative" string="Negative Stock" domain="[('quantity', '&lt;', 0.0)]"/>
                     <filter name="positive" string="Positive Stock" domain="[('quantity', '&gt;', 0.0)]"/>
+                    <filter name="reserved" string="Reservations" domain="[('reserved_quantity', '&gt;', 0.0)]"/>
                 </group>
                 <group expand='0' string='Group by...'>
                     <filter string='Location' name="locationgroup" domain="[]" context="{'group_by': 'location_id'}"/>
@@ -62,12 +63,13 @@
         <field name="arch" type="xml">
             <tree string="Inventory Valuation" create="0" delete="0">
                 <field name="product_id"/>
-                <field name="quantity"/>
-                <field name="product_uom_id" groups="product.group_uom"/>
                 <field name="location_id"/>
-                <field name="owner_id" groups="stock.group_tracking_owner"/>
                 <field name="lot_id" groups="stock.group_production_lot"/>
                 <field name="package_id" groups="stock.group_tracking_lot"/>
+                <field name="reserved_quantity" string="Reserved"/>
+                <field name="quantity" string="On Hand"/>
+                <field name="product_uom_id" groups="product.group_uom"/>
+                <field name="owner_id" groups="stock.group_tracking_owner"/>
                 <field name='company_id' groups="base.group_multi_company"/>
             </tree>
         </field>
@@ -79,18 +81,30 @@
         <field name="model">stock.quant</field>
         <field name="arch" type="xml">
             <pivot string="Inventory">
-                <field name="location_id" type="row"/>
+                <field name="product_id" type="row"/>
+                <field name="location_id" type="col"/>
                 <field name="quantity" type="measure"/>
             </pivot>
         </field>
     </record>
 
+    <record id="stock_quant_view_graph" model="ir.ui.view">
+        <field name="name">stock.quant.graph</field>
+        <field name="model">stock.quant</field>
+        <field name="arch" type="xml">
+            <graph string="Stock Quant">
+                <field name="location_id"/>
+                <field name="quantity" type="measure"/>
+            </graph>
+        </field>
+    </record>
+
     <record model="ir.actions.act_window" id="quantsact"> <!-- Menu + python -->
         <field name="name">Inventory</field>
         <field name="res_model">stock.quant</field>
         <field name="view_type">form</field>
-        <field name="view_mode">tree,form,pivot</field>
-        <field name="context">{'search_default_internal_loc': 1, 'search_default_transit_loc': 1}</field>
+        <field name="view_mode">tree,form,pivot,graph</field>
+        <field name="context">{'search_default_internal_loc': 1,}</field>
         <field name="help">This analysis gives you a fast overview on the current stock level of your products and their current inventory value.</field>
     </record>
     <record model="ir.actions.act_window" id="product_template_open_quants"> <!-- Not used -->